User Manual

UNITS INSTALLATION
10-26
• In case of steel frame
4. Preparation for installing indoor unit
• Remove 1 screw by which electric box is installed,
and then remove electric box
• Turn removed electric box with lead wires kept
connected so that wire lead out section is
positioned at the upper side, and hook the claw of
electric box to side plate. Then fix the electric box
to the bottom of the indoor unit using 1 screw.
• Install 4 suspension clamps at both sides of indoor
unit, 2 clamps at each side, using 8 tapping
screws. (Since size of left and right clamps are
different for certain parts, refer to diagram on the
bottom)
• Chamber of discharge of unit side (optional part:
RAU-DU2) on the indoor unit using 10 tapping
screws.
• Install bottom plates 1 and 2 on the bottom of the
indoor unit using 9 tapping screws. (install bottom
plate 1 first, followed by plate 2)
• Cut and open dotted line section for suction port
at the back of the indoor unit, using nippers (2
locations)
• Remove 2 screws at top plate end of indoor unit
and chamber of suction of unit side using 7
screws.
150~160mm
Insert
(100~150kg)
Concrete
Reinforcing
bar
Suspension bolt
(M10)
Hanger bolt
Angle
About 130
Suspension bolt
(M10)
Ceiling
Bend slip-preventive metal
C type metal
Long nut
Suspension
bolt (M10)
H beam
⑪
Right side
suspension clamp(2)
⑪
Left side
suspension clamp(2)
⑫
Screw
③
Screw
Electric box
Be sure to
hook upper
side claw to
side plate
21
33
Screw
Indoor unit
Chamber of discharge of
unit side
Remove the screw
Top plate
Screws to
fit electric
box
Chamber of suction of unit side
Indoor unit
Screw
Filter
Filter holders
Back plate
(1) Bottom side suction opening
Indoor unit
Back plate
(2) Back side suction opening
Suspension
bolt (M10)